Thread: I should have known better than to try to bring the GM R4 compressor back to life
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Old 06-30-2015, 10:35 AM
Zulfiqar Zulfiqar is offline
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Join Date: Nov 2010
Location: TX
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Quote:
Originally Posted by Whiskeydan View Post
I've found the reliability of R4 compressors is all over the place. I have one on a '85 SD that has very cold AC and has been running for years. Yet, it has a shaft seal leak that requires topping off every now and then. I have another new R4 but I am hesitant to replace this one that runs so quiet and well.
Then on the '84 SD I went thru three R4s before I installed a Sanden. Other than tightening the belt it's been flawless for two or three years now.

Both are running R152 btw.
duster can stuff?
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